/***********************************************************
* 
*     File Name:  helloworld.cpp
* 
*        Author:  Algolc
* 
*          mail:  17360224@qq.com
* 
*  Created Time:  Tue 12 Jun 2018 03:02:33 PM CST
* 
***********************************************************/
#include <iostream>
#include <stdlib.h>

int main() {
    using namespace std;
    cout << "hello world" << endl;
    return 0;
}

#if 0
int main() {
    using namespace std;
    cout << "hello world" << endl;
    return 0;
}
#endif
